/*
 * Copyright © Yan Zhenjie. All Rights Reserved
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.yanzhenjie.andserver.handler;

import com.yanzhenjie.andserver.RequestHandler;

import org.apache.http.HttpException;
import org.apache.http.HttpResponse;
import org.apache.http.entity.StringEntity;

import java.io.IOException;

/**
 * <p>Basic RequestHandler.</p>
 * Created by Yan Zhenjie on 2017/3/16.
 */
public abstract class BasicRequestHandler implements RequestHandler {

    /**
     * Send a 404 response.
     *
     * @param response {@link HttpResponse}.
     * @throws HttpException {@link HttpException}.
     * @throws IOException   {@link IOException}.
     */
    protected void requestInvalid(HttpResponse response) throws HttpException, IOException {
        requestInvalid(response, "The requested resource does not exist.");
    }

    /**
     * Send a 404 response.
     *
     * @param response {@link HttpResponse}.
     * @param message  message.
     * @throws HttpException {@link HttpException}.
     * @throws IOException   {@link IOException}.
     */
    protected void requestInvalid(HttpResponse response, String message) throws HttpException, IOException {
        response.setStatusCode(404);
        response.setEntity(new StringEntity(message));
    }

}
